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CN
2008
140views more  CN 2008»
15 years 6 months ago
Congestion control in utility fair networks
This paper deals with a congestion control framework for elastic and real-time traffic, where the user's application is associated with a utility function. We allow users to ...
Tobias Harks, Tobias Poschwatta
COR
2008
122views more  COR 2008»
15 years 6 months ago
First steps to the runtime complexity analysis of ant colony optimization
: The paper presents results on the runtime complexity of two ant colony optimization (ACO) algorithms: Ant System, the oldest ACO variant, and GBAS, the first ACO variant for whic...
Walter J. Gutjahr
EOR
2008
123views more  EOR 2008»
15 years 6 months ago
Fixed versus flexible production systems: A real options analysis
In this work, we address investment decisions in production systems by using real options. As is standard in literature, the stochastic variable is assumed to be normally distribu...
Dalila B. M. M. Fontes
CN
2006
60views more  CN 2006»
15 years 6 months ago
Loss strategies for competing AIMD flows
We study in this paper two competing AIMD flows that share a common bottleneck link. When congestion occurs, one (or both) flows will suffer a loss that will cause its throughput ...
Eitan Altman, Rachid El Azouzi, David Ros, Bruno T...
JAIR
2008
104views more  JAIR 2008»
15 years 6 months ago
On the Qualitative Comparison of Decisions Having Positive and Negative Features
Making a decision is often a matter of listing and comparing positive and negative arguments. In such cases, the evaluation scale for decisions should be considered bipolar, that ...
Didier Dubois, Hélène Fargier, Jean-...